summaryrefslogtreecommitdiffstats
path: root/third_party/libwebrtc/build/android/pylib/valgrind_tools.py
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
commit43a97878ce14b72f0981164f87f2e35e14151312 (patch)
tree620249daf56c0258faa40cbdcf9cfba06de2a846 /third_party/libwebrtc/build/android/pylib/valgrind_tools.py
parentInitial commit. (diff)
downloadfirefox-43a97878ce14b72f0981164f87f2e35e14151312.tar.xz
firefox-43a97878ce14b72f0981164f87f2e35e14151312.zip
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/libwebrtc/build/android/pylib/valgrind_tools.py')
-rw-r--r--third_party/libwebrtc/build/android/pylib/valgrind_tools.py116
1 files changed, 116 insertions, 0 deletions
diff --git a/third_party/libwebrtc/build/android/pylib/valgrind_tools.py b/third_party/libwebrtc/build/android/pylib/valgrind_tools.py
new file mode 100644
index 0000000000..fec71beaf7
--- /dev/null
+++ b/third_party/libwebrtc/build/android/pylib/valgrind_tools.py
@@ -0,0 +1,116 @@
+# Copyright (c) 2012 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+# pylint: disable=R0201
+
+
+
+
+import logging
+import sys
+
+from devil.android import device_errors
+from devil.android.valgrind_tools import base_tool
+
+
+def SetChromeTimeoutScale(device, scale):
+ """Sets the timeout scale in /data/local/tmp/chrome_timeout_scale to scale."""
+ path = '/data/local/tmp/chrome_timeout_scale'
+ if not scale or scale == 1.0:
+ # Delete if scale is None/0.0/1.0 since the default timeout scale is 1.0
+ device.RemovePath(path, force=True, as_root=True)
+ else:
+ device.WriteFile(path, '%f' % scale, as_root=True)
+
+
+
+class AddressSanitizerTool(base_tool.BaseTool):
+ """AddressSanitizer tool."""
+
+ WRAPPER_NAME = '/system/bin/asanwrapper'
+ # Disable memcmp overlap check.There are blobs (gl drivers)
+ # on some android devices that use memcmp on overlapping regions,
+ # nothing we can do about that.
+ EXTRA_OPTIONS = 'strict_memcmp=0,use_sigaltstack=1'
+
+ def __init__(self, device):
+ super(AddressSanitizerTool, self).__init__()
+ self._device = device
+
+ @classmethod
+ def CopyFiles(cls, device):
+ """Copies ASan tools to the device."""
+ del device
+
+ def GetTestWrapper(self):
+ return AddressSanitizerTool.WRAPPER_NAME
+
+ def GetUtilWrapper(self):
+ """Returns the wrapper for utilities, such as forwarder.
+
+ AddressSanitizer wrapper must be added to all instrumented binaries,
+ including forwarder and the like. This can be removed if such binaries
+ were built without instrumentation. """
+ return self.GetTestWrapper()
+
+ def SetupEnvironment(self):
+ try:
+ self._device.EnableRoot()
+ except device_errors.CommandFailedError as e:
+ # Try to set the timeout scale anyway.
+ # TODO(jbudorick) Handle this exception appropriately after interface
+ # conversions are finished.
+ logging.error(str(e))
+ SetChromeTimeoutScale(self._device, self.GetTimeoutScale())
+
+ def CleanUpEnvironment(self):
+ SetChromeTimeoutScale(self._device, None)
+
+ def GetTimeoutScale(self):
+ # Very slow startup.
+ return 20.0
+
+
+TOOL_REGISTRY = {
+ 'asan': AddressSanitizerTool,
+}
+
+
+def CreateTool(tool_name, device):
+ """Creates a tool with the specified tool name.
+
+ Args:
+ tool_name: Name of the tool to create.
+ device: A DeviceUtils instance.
+ Returns:
+ A tool for the specified tool_name.
+ """
+ if not tool_name:
+ return base_tool.BaseTool()
+
+ ctor = TOOL_REGISTRY.get(tool_name)
+ if ctor:
+ return ctor(device)
+ else:
+ print('Unknown tool %s, available tools: %s' % (tool_name, ', '.join(
+ sorted(TOOL_REGISTRY.keys()))))
+ sys.exit(1)
+
+def PushFilesForTool(tool_name, device):
+ """Pushes the files required for |tool_name| to |device|.
+
+ Args:
+ tool_name: Name of the tool to create.
+ device: A DeviceUtils instance.
+ """
+ if not tool_name:
+ return
+
+ clazz = TOOL_REGISTRY.get(tool_name)
+ if clazz:
+ clazz.CopyFiles(device)
+ else:
+ print('Unknown tool %s, available tools: %s' % (tool_name, ', '.join(
+ sorted(TOOL_REGISTRY.keys()))))
+ sys.exit(1)